Find the lenght of the hypontenuse of a right triangle with legs of 9 cm and 12 cm. (a) 8 cm (b) 21 cm (c) 15 cm (d)

Question

Find the lenght of the hypontenuse of a right triangle with legs of 9 cm and 12 cm.
(a) 8 cm
(b) 21 cm
(c) 15 cm
(d) 225 cm

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Answers ( No )

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    2021-10-13T21:53:02+00:00

    Answer:

    The length of the hypotenuse is C. 15.

    Step-by-step explanation:

    Use the Pythagorean theorem. a^2 + b^2 = c^2

    9^2 = 81

    12^2 = 144

    81 + 144 = 225

    The square root of 225 is 15; 15^2.

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